<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>closure</title>
    </head>
    <body>
        <script>
            function makePower(power){
                return function(number){
                    return Math.pow(number, power)
                }
            }

            let power2 = makePower(2);
            let power3 = makePower(3);

            console.log(power2(4));
            console.log(power2(5))
            console.log(power3(4))
        </script>
    </body>
</html>